#!/usr/bin/tclsh
|
|
# Wrapper (tcl) for usb_modeswitch, called from
|
# /lib/udev/rules.d/40-usb_modeswitch.rules
|
# (part of data pack "usb-modeswitch-data") via
|
# /lib/udev/usb_modeswitch
|
#
|
# Does ID check on newly discovered USB devices and calls
|
# the mode switching program with the matching parameter
|
# file from /usr/share/usb_modeswitch
|
#
|
# Part of usb-modeswitch-2.4.0 package
|
# (C) Josua Dietze 2009-2016
|
|
set arg0 [lindex $argv 0]
|
if [regexp {\.tcl$} $arg0] {
|
if [file exists $arg0] {
|
set argv [lrange $argv 1 end]
|
source $arg0
|
exit
|
}
|
}
|
|
# Setting of these switches is done in the global config
|
# file (/etc/usb_modeswitch.conf) if available
|
|
set flags(logging) 1
|
set flags(noswitching) 0
|
set flags(stordelay) 0
|
set flags(logwrite) 0
|
# also settable in device config files
|
set flags(nombim) 0
|
|
# Execution starts at file bottom
|
|
proc {Main} {argv argc} {
|
|
global scsi usb config match device flags setup devdir loginit
|
|
set flags(config) ""
|
Log "[ParseGlobalConfig]"
|
|
# The facility to add a symbolic link pointing to the
|
# ttyUSB port which provides interrupt transfer, i.e.
|
# the port to connect through.
|
# Will check for interrupt endpoint in ttyUSB port (lowest if
|
# there is more than one); if found, return "gsmmodem[n]" name
|
# to udev for symlink creation
|
|
# This is run once for every port of LISTED devices by
|
# a udev rule
|
|
if {[lindex $argv 0] == "--symlink-name"} {
|
puts -nonewline [SymLinkName [lindex $argv 1]]
|
SafeExit
|
}
|
|
if {[lindex $argv 0] == "--switch-systemd"} {
|
set argList [split [lindex $argv 1] _]
|
Log "\nStarted via systemd"
|
} else {
|
if {[lindex $argv 0] == "--switch-upstart"} {
|
Log "\nStarted via upstart"
|
}
|
set argList [split [lindex $argv 1] /]
|
}
|
if [string length [lindex $argList 1]] {
|
set device [lindex $argList 1]
|
} else {
|
set device "noname"
|
}
|
if {$flags(stordelay) > 0} {
|
SetStorageDelay $flags(stordelay)
|
}
|
|
Log "Raw args from udev: [lindex $argv 1]\n"
|
|
if {$device == "noname"} {
|
Log "\nNo data from udev. Exit"
|
SafeExit
|
}
|
|
if {![regexp -- {--switch-} [lindex $argv 0]]} {
|
Log "\nNo command given. Exit"
|
SafeExit
|
}
|
|
set setup(dbdir) /usr/share/usb_modeswitch
|
set setup(dbdir_etc) /etc/usb_modeswitch.d
|
|
|
if {![file exists $setup(dbdir)] && ![file exists $setup(dbdir_etc)]} {
|
Log "\nError: no config database found in /usr/share or /etc. Exit"
|
SafeExit
|
}
|
set bindir /usr/sbin
|
|
set devList1 {}
|
set devList2 {}
|
|
|
# arg 0: the bus id for the device (udev: %b), often ommitted
|
# arg 1: the "kernel name" for the device (udev: %k)
|
#
|
# Used to determine the top directory for the device in sysfs
|
|
set ifChk 0
|
if {[string length [lindex $argList 0]] == 0} {
|
if {[string length [lindex $argList 1]] == 0} {
|
Log "No device number values given from udev! Exit"
|
SafeExit
|
} else {
|
if {![regexp {(.*?):} [lindex $argList 1] d dev_top]} {
|
if {![regexp {([0-9]+-[0-9]+\.?[0-9]*.*)} [lindex $argList 1] d dev_top]} {
|
Log "Could not determine device dir from udev values! Exit"
|
SafeExit
|
}
|
}
|
}
|
} else {
|
set dev_top [lindex $argList 0]
|
regexp {(.*?):} $dev_top d dev_top
|
}
|
|
set devdir /sys/bus/usb/devices/$dev_top
|
if {![file isdirectory $devdir]} {
|
Log "Top device directory not found ($devdir)! Exit"
|
SafeExit
|
}
|
Log "Use top device dir $devdir"
|
|
set iface 0
|
Log "Check class of first interface ..."
|
set config(class) [IfClass 0 $devdir]
|
if {$config(class) < 0} {
|
Log " No access to interface 0. Exit"
|
SafeExit
|
}
|
Log " Interface 0 class is $config(class)."
|
|
set ifdir [file tail [IfDir $iface $devdir]]
|
regexp {:([0-9]+\.[0-9]+)$} $ifdir d iface
|
|
set flags(logwrite) 1
|
|
# Mapping of the short string identifiers (in the config
|
# file names) to the long name used here
|
#
|
# If we need them it's a snap to add new attributes here!
|
|
set match(sVe) scsi(vendor)
|
set match(sMo) scsi(model)
|
set match(sRe) scsi(rev)
|
set match(uMa) usb(manufacturer)
|
set match(uPr) usb(product)
|
set match(uSe) usb(serial)
|
|
|
# Now reading the USB attributes
|
if {![ReadUSBAttrs $devdir]} {
|
Log "USB attributes not found in sysfs tree. Exit"
|
SafeExit
|
}
|
set config(vendor) $usb(idVendor)
|
set config(product) $usb(idProduct)
|
|
|
if $flags(logging) {
|
Log "\n----------------\nUSB values from sysfs:"
|
foreach attr {manufacturer product serial} {
|
Log " $attr\t$usb($attr)"
|
}
|
Log "----------------"
|
}
|
|
if $flags(noswitching) {
|
SysLog "usb_modeswitch: switching disabled, no action for $usb(idVendor):$usb(idProduct)"
|
Log "\nSwitching globally disabled. Exit"
|
SafeExit
|
}
|
|
if {$usb(bNumConfigurations) == "1"} {
|
set configParam "-u -1"
|
Log "bNumConfigurations is 1 - don't check for active configuration"
|
} else {
|
set configParam ""
|
}
|
|
# Check (and switch) for operating system if Huawei device present
|
|
set flags(os) "linux"
|
if {$usb(idVendor) == "12d1" && [regexp -nocase {android} [exec cat /proc/version]]} {
|
set flags(os) "android"
|
}
|
if {$flags(os) == "android"} {
|
set configList [ConfigGet conflist $usb(idVendor):#android]
|
} else {
|
set configList [ConfigGet conflist $usb(idVendor):$usb(idProduct)]
|
}
|
|
if {[llength $configList] == 0} {
|
Log "Aargh! Config file missing for $usb(idVendor):$usb(idProduct)! Exit"
|
SafeExit
|
}
|
Log "ConfigList: $configList"
|
|
# Check if there is more than one config file for this USB ID,
|
# which would make an attribute test necessary. If so, check if
|
# SCSI values are needed
|
|
set scsiNeeded 0
|
if {[llength $configList] > 1} {
|
if [regexp {:s} $configList] {
|
set scsiNeeded 1
|
}
|
}
|
if $scsiNeeded {
|
if [ReadSCSIAttrs $devdir:$iface] {
|
Log "----------------\nSCSI values from sysfs:"
|
foreach attr {vendor model rev} {
|
Log " $attr\t$scsi($attr)"
|
}
|
Log "----------------"
|
} else {
|
Log "Could not get SCSI attributes, exclude devices with SCSI match"
|
}
|
} else {
|
Log "SCSI attributes not needed, move on"
|
}
|
|
# General wait - some devices need this
|
after 500
|
|
# Now check for a matching config file. Matching is done
|
# by MatchDevice
|
|
set report {}
|
foreach mconfig $configList {
|
|
# skipping installer leftovers like "*.rpmnew"
|
if [regexp {\.(dpkg|rpm)} $mconfig] {continue}
|
|
Log "Check config: $mconfig"
|
if [MatchDevice $mconfig] {
|
Log "! matched. Read config data"
|
# set flags(config) $mconfig
|
if [string length $usb(busnum)] {
|
set busParam "-b [string trimleft $usb(busnum) 0]"
|
set devParam "-g [string trimleft $usb(devnum) 0]"
|
} else {
|
set busParam ""
|
set devParam ""
|
}
|
set flags(config) [ConfigGet conffile $mconfig]
|
ParseDeviceConfig $flags(config)
|
if [regexp -nocase {/[0-9a-f]+:#} $flags(config)] {
|
Log "Note: Using generic manufacturer configuration for \"$flags(os)\""
|
}
|
if $flags(nombim) {
|
set config(NoMBIMCheck) 1
|
}
|
if {$config(WaitBefore) != ""} {
|
Log "Delay time of $config(WaitBefore) seconds"
|
append config(WaitBefore) "000"
|
after $config(WaitBefore)
|
Log " wait is over, start mode switch"
|
}
|
if {$config(NoMBIMCheck)==0 && $usb(bNumConfigurations) > 1} {
|
Log "Device may have an MBIM configuration, check driver ..."
|
if [CheckMBIM] {
|
Log " driver for MBIM devices is available"
|
Log "Find MBIM configuration number ..."
|
if [catch {set cfgno [exec /usr/sbin/usb_modeswitch -j -Q $busParam $devParam -v $usb(idVendor) -p $usb(idProduct)]} err] {
|
Log "Error when trying to find MBIM configuration, switch to legacy modem mode"
|
} else {
|
set cfgno [string trim $cfgno]
|
if {$cfgno > 0} {
|
set config(Configuration) $cfgno
|
set flags(config) "Configuration=$cfgno"
|
} else {
|
Log " No MBIM configuration found, switch to legacy modem mode"
|
}
|
}
|
} else {
|
Log " no MBIM driver found, switch to legacy modem mode"
|
}
|
}
|
if [PantechAutoSwitch] {
|
Log "Waiting for Pantech auto-modeswitch"
|
set report "ok:busdev"
|
break
|
}
|
if {$config(Configuration) == 0} {
|
Log "Config file contains dummy method, do nothing. Exit"
|
SafeExit
|
}
|
UnbindDriver $devdir $ifdir
|
# Now we are actually switching
|
if $flags(logging) {
|
Log "Command to be run:\nusb_modeswitch -W -D $configParam $busParam $devParam -v $usb(idVendor) -p $usb(idProduct) -f \$flags(config)"
|
set report [exec /usr/sbin/usb_modeswitch -W -D $configParam $busParam $devParam -v $usb(idVendor) -p $usb(idProduct) -f "$flags(config)" 2>@1]
|
Log "\nVerbose debug output of usb_modeswitch and libusb follows"
|
Log "(Note that some USB errors are to be expected in the process)"
|
Log "--------------------------------"
|
Log $report
|
Log "--------------------------------"
|
Log "(end of usb_modeswitch output)\n"
|
} else {
|
set report [exec /usr/sbin/usb_modeswitch -Q -D $configParam $busParam $devParam -v $usb(idVendor) -p $usb(idProduct) -f "$flags(config)" 2>@1]
|
}
|
break
|
} else {
|
Log "* no match, don't use this config"
|
}
|
}
|
|
# Switching is complete; success checking was either
|
# done by usb_modeswitch and logged via syslog OR bus/dev
|
# parameter were used; then we do check for success HERE
|
|
if {$config(Configuration) != ""} {
|
set ifdir [regsub {(\d):\d+\.0} $ifdir "\\1:$config(Configuration).0"]
|
}
|
|
if [regexp {ok:busdev} $report] {
|
if [CheckSuccess $devdir] {
|
Log "Mode switching was successful, found $usb(idVendor):$usb(idProduct) ($usb(manufacturer): $usb(product))"
|
SysLog "usb_modeswitch: switched to $usb(idVendor):$usb(idProduct) on [format %03d $usb(busnum)]/[format %03d $usb(devnum)]"
|
} else {
|
Log "\nTarget config not matching - current values are"
|
LogAttributes
|
Log "\nMode switching may have failed. Exit"
|
SafeExit
|
}
|
} else {
|
if {![file isdirectory $devdir]} {
|
Log "Device directory in sysfs is gone! Something went wrong, abort"
|
SafeExit
|
}
|
if {![regexp {ok:} $report]} {
|
Log "\nCore program reported switching failure. Exit"
|
SafeExit
|
}
|
# Give the device another second if it's not fully back yet
|
if {![file exists $devdir/idProduct]} {
|
after 1000
|
}
|
ReadUSBAttrs $devdir $ifdir
|
}
|
|
# driver binding removed !!
|
|
if {[string length "$usb(idVendor)$usb(idProduct)"] < 8} {
|
if {![regexp {ok:(\w{4}):(\w{4})} $report d usb(idVendor) usb(idProduct)]} {
|
Log "No target vendor/product ID found or given, can't continue. Abort"
|
SafeExit
|
}
|
}
|
# wait for drivers to bind
|
after 500
|
if {[llength [glob -nocomplain $devdir/$ifdir/ttyUSB*]] > 0} {
|
Log "Serial USB driver bound to interface 0\n will try to guess and symlink modem port on next connect"
|
AddToList link_list $usb(idVendor):$usb(idProduct)
|
}
|
|
# In newer kernels there is a switch to avoid the use of a device
|
# reset (e.g. from usb-storage) which would possibly switch back
|
# a mode-switching device to initial mode
|
if [regexp {ok:} $report] {
|
Log "Check for AVOID_RESET_QUIRK kernel attribute"
|
if [file exists $devdir/avoid_reset_quirk] {
|
if [catch {exec echo "1" >$devdir/avoid_reset_quirk 2>/dev/null} err] {
|
Log " Error setting the attribute: $err"
|
} else {
|
Log " AVOID_RESET_QUIRK activated"
|
}
|
} else {
|
Log " not present in this kernel"
|
}
|
}
|
|
Log "\nAll done, exit\n"
|
SafeExit
|
|
}
|
# end of proc {Main}
|
|
|
proc {ReadSCSIAttrs} {topdir} {
|
|
global scsi
|
set counter 0
|
set sysdir $topdir
|
Log "Check storage tree in sysfs ..."
|
while {$counter < 20} {
|
Log " loop $counter/20"
|
if {![file isdirectory $sysdir]} {
|
# Device is gone. Unplugged? Switched by kernel?
|
Log " sysfs device tree is gone; abort SCSI value check"
|
return 0
|
}
|
# Searching the storage/SCSI tree; might take a while
|
if {[set dirList [glob -nocomplain $topdir/host*]] != ""} {
|
set sysdir [lindex $dirList 0]
|
if {[set dirList [glob -nocomplain $sysdir/target*]] != ""} {
|
set sysdir [lindex $dirList 0]
|
regexp {.*target(.*)} $sysdir d subdir
|
if {[set dirList [glob -nocomplain $sysdir/$subdir*]] != ""} {
|
set sysdir [lindex $dirList 0]
|
if [file exists $sysdir/vendor] {
|
Log " Storage tree is ready"
|
break
|
}
|
}
|
}
|
}
|
after 500
|
incr counter
|
}
|
if {$counter == 20} {
|
Log "SCSI tree not found; you may want to check if this path/file exists:"
|
Log "$sysdir/vendor\n"
|
return 0
|
}
|
|
Log "Read SCSI values ..."
|
foreach attr {vendor model rev} {
|
if [file exists $sysdir/$attr] {
|
set rc [open $sysdir/$attr r]
|
set scsi($attr) [read -nonewline $rc]
|
close $rc
|
} else {
|
set scsi($attr) ""
|
Log "Warning: SCSI attribute \"$attr\" not found."
|
}
|
}
|
return 1
|
|
}
|
# end of proc {ReadSCSIAttrs}
|
|
|
proc {ReadUSBAttrs} {dir args} {
|
|
global usb
|
|
set attrList {idVendor idProduct bConfigurationValue manufacturer product serial devnum busnum bNumConfigurations}
|
set mandatoryList {idVendor idProduct bNumConfigurations}
|
set result 1
|
if {$args != ""} {
|
lappend attrList "$args/bInterfaceClass"
|
lappend mandatoryList "$args/bInterfaceClass"
|
}
|
foreach attr $attrList {
|
if [file exists $dir/$attr] {
|
set rc [open $dir/$attr r]
|
set usb($attr) [string trim [read -nonewline $rc]]
|
close $rc
|
} else {
|
set usb($attr) ""
|
if {[lsearch $mandatoryList $attr] > -1} {
|
set result 0
|
}
|
if {$attr == "serial"} {continue}
|
Log " Warning: USB attribute \"$attr\" not found"
|
}
|
}
|
return $result
|
|
}
|
# end of proc {ReadUSBAttrs}
|
|
|
proc {MatchDevice} {config} {
|
|
global scsi usb match
|
|
set devinfo [file tail $config]
|
set infoList [split $devinfo :]
|
set stringList [lrange $infoList 2 end]
|
if {[llength $stringList] == 0} {return 1}
|
|
foreach teststring $stringList {
|
if {$teststring == "?"} {return 0}
|
set tokenList [split $teststring =]
|
set id [lindex $tokenList 0]
|
set matchstring [lindex $tokenList 1]
|
set blankstring ""
|
regsub -all {_} $matchstring { } blankstring
|
Log "match $match($id)"
|
Log " string1 (exact): $matchstring"
|
Log " string2 (blanks): $blankstring"
|
Log " device string: [set $match($id)]"
|
if {!([string match *$matchstring* [set $match($id)]] || [string match *$blankstring* [set $match($id)]])} {
|
return 0
|
}
|
}
|
return 1
|
|
}
|
# end of proc {MatchDevice}
|
|
|
proc {ParseGlobalConfig} {} {
|
|
global flags
|
set configFile ""
|
set places [list /etc/usb_modeswitch.conf /etc/sysconfig/usb_modeswitch /etc/default/usb_modeswitch]
|
foreach cfg $places {
|
if [file exists $cfg] {
|
set configFile $cfg
|
break
|
}
|
}
|
if {$configFile == ""} {return}
|
|
set rc [open $configFile r]
|
while {![eof $rc]} {
|
gets $rc line
|
if [regexp {^#} [string trim $line]] {continue}
|
if [regexp {DisableMBIMGlobal\s*=\s*([^\s]+)} $line d val] {
|
if [regexp -nocase {1|yes|true} $val] {
|
set flags(nombim) 1
|
} else {
|
set flags(nombim) 0
|
}
|
}
|
if [regexp {DisableSwitching\s*=\s*([^\s]+)} $line d val] {
|
if [regexp -nocase {1|yes|true} $val] {
|
set flags(noswitching) 1
|
}
|
}
|
if [regexp {EnableLogging\s*=\s*([^\s]+)} $line d val] {
|
if [regexp -nocase {1|yes|true} $val] {
|
set flags(logging) 1
|
} else {
|
set flags(logging) 0
|
}
|
}
|
if [regexp {SetStorageDelay\s*=\s*([^\s]+)} $line d val] {
|
if [regexp {\d+} $val] {
|
set flags(stordelay) $val
|
}
|
}
|
|
}
|
return "Use global config file: $configFile"
|
|
}
|
# end of proc {ParseGlobalConfig}
|
|
|
proc ParseDeviceConfig {cfg} {
|
|
global config
|
set config(WaitBefore) ""
|
set config(TargetVendor) ""
|
set config(TargetProduct) ""
|
set config(TargetClass) ""
|
set config(Configuration) ""
|
set config(NoMBIMCheck) 0
|
set config(PantechMode) 0
|
set config(CheckSuccess) 20
|
|
foreach pname [lsort [array names config]] {
|
if [regexp -line "^\[^# \]*?$pname.*?= *(0x(\\w+)|\"(\[0-9a-fA-F,\]+)\"|(\[0-9\]+)) *\$" $cfg d config($pname)] {
|
# Log "config: $pname set to $config($pname)"
|
}
|
}
|
|
set config(WaitBefore) [string trimleft $config(WaitBefore) 0]
|
|
}
|
# end of proc {ParseDeviceConfig}
|
|
|
proc ConfigGet {command config} {
|
|
global setup usb flags
|
|
switch $command {
|
|
conflist {
|
# Unpackaged configs first; sorting is essential for priority
|
set configList [lsort -decreasing [glob -nocomplain $setup(dbdir_etc)/$config*]]
|
set configList [concat $configList [lsort -decreasing [glob -nocomplain $setup(dbdir)/$config*]]]
|
eval lappend configList [glob -nocomplain $setup(dbdir)/$usb(idVendor):#$flags(os)]
|
if [file exists $setup(dbdir)/configPack.tar.gz] {
|
Log "Found packed config collection $setup(dbdir)/configPack.tar.gz"
|
if [catch {set packedList [exec tar -tzf $setup(dbdir)/configPack.tar.gz 2>/dev/null]} err] {
|
Log "Error: problem opening config package; tar returned\n $err"
|
return {}
|
}
|
set packedList [split $packedList \n]
|
set packedConfigList [lsort -decreasing [lsearch -glob -all -inline $packedList $config*]]
|
lappend packedConfigList [lsearch -inline $packedList $usb(idVendor):#$flags(os)]
|
# Now add packaged configs with a mark, again sorted for priority
|
foreach packedConfig $packedConfigList {
|
lappend configList "pack/$packedConfig"
|
}
|
}
|
return $configList
|
}
|
conffile {
|
if [regexp {^pack/} $config] {
|
set config [regsub {pack/} $config {}]
|
Log "Extract config $config from collection $setup(dbdir)/configPack.tar.gz"
|
set configContent [exec tar -xzOf $setup(dbdir)/configPack.tar.gz $config 2>/dev/null]
|
} else {
|
if [regexp [list $setup(dbdir_etc)] $config] {
|
Log "Use config file from override folder $setup(dbdir_etc)"
|
SysLog "usb_modeswitch: use overriding config file $config; make sure this is intended"
|
SysLog "usb_modeswitch: please report any new or corrected settings; otherwise, check for outdated files"
|
}
|
set rc [open $config r]
|
set configContent [read $rc]
|
close $rc
|
}
|
return $configContent
|
}
|
}
|
|
}
|
# end of proc {ConfigGet}
|
|
proc {Log} {msg} {
|
|
global flags device loginit
|
|
if {$flags(logging) == 0} {return}
|
|
if $flags(logwrite) {
|
if [string length $loginit] {
|
exec echo "\nUSB_ModeSwitch log from [clock format [clock seconds]]" >/var/log/usb_modeswitch_$device
|
exec echo "$loginit" >>/var/log/usb_modeswitch_$device
|
set loginit ""
|
}
|
exec echo $msg >>/var/log/usb_modeswitch_$device
|
} else {
|
append loginit "\n$msg"
|
}
|
|
}
|
# end of proc {Log}
|
|
|
# Writing the log file and exit
|
proc {SafeExit} {} {
|
|
global flags
|
set flags(logwrite) 1
|
Log ""
|
exit
|
|
}
|
# end of proc {SafeExit}
|
|
|
proc {SymLinkName} {path} {
|
global device flags
|
|
proc {hasInterrupt} {ifDir} {
|
if {[llength [glob -nocomplain $ifDir/ttyUSB*]] == 0} {
|
Log " no ttyUSB interface - skip endpoint check"
|
return 0
|
}
|
foreach epDir [glob -nocomplain $ifDir/ep_*] {
|
set e [file tail $epDir]
|
Log " check $e ..."
|
if [file exists $epDir/type] {
|
set rc [open $epDir/type r]
|
set type [read $rc]
|
close $rc
|
if [regexp {Interrupt} $type] {
|
Log " $e has interrupt transfer type"
|
return 1
|
}
|
}
|
}
|
return 0
|
}
|
|
set loginit "usb_modeswitch called with --symlink-name\n parameter: $path\n"
|
|
# In case the device path is returned as /class/tty/ttyUSB,
|
# get the USB device path from linked tree "device"
|
set linkpath /sys$path/device
|
if [file exists $linkpath] {
|
if {[file type $linkpath] == "link"} {
|
set rawpath [file readlink $linkpath]
|
set trimpath [regsub -all {\.\./} $rawpath {}]
|
if [file isdirectory /sys/$trimpath] {
|
append loginit "\n Use path $path\n"
|
set path /$trimpath
|
}
|
}
|
}
|
if {![regexp {([0-9]+-[0-9]+[\.0-9]*:[^/]*).*(ttyUSB[0-9]+)} $path d myDev myPort]} {
|
if $flags(logging) {
|
set device [clock clicks]
|
set flags(logwrite) 1
|
Log "$loginit\nThis is not a ttyUSB port. Abort"
|
}
|
return ""
|
}
|
|
set device ttyUSB_$myDev
|
set flags(logwrite) 1
|
Log "$loginit\nMy name is $myPort\n"
|
|
if {![regexp {(.*?[0-9]+)\.([0-9]+)/ttyUSB} /sys$path d ifRoot ifNum]} {
|
Log "Could not find interface in path\n $path. Abort"
|
return ""
|
}
|
|
set ifDir $ifRoot.$ifNum
|
|
Log "Check my endpoints ...\n in $ifDir"
|
if [hasInterrupt $ifDir] {
|
Log "\n--> I am an interrupt port"
|
set rightPort 1
|
} else {
|
Log "\n--> I am not an interrupt port\n"
|
set rightPort 0
|
}
|
|
# There are devices with more than one interrupt interface.
|
# Assume that the lowest of these is usable. Check all
|
# possible lower interfaces
|
|
if { $rightPort && ($ifNum > 0) } {
|
Log "\nLook for lower ports with interrupt endpoints"
|
for {set i 0} {$i < $ifNum} {incr i} {
|
set ifDir $ifRoot.$i
|
Log " in ifDir $ifDir ..."
|
if [hasInterrupt $ifDir] {
|
Log "\n--> found an interrupt interface below me\n"
|
set rightPort 0
|
break
|
}
|
}
|
}
|
if {$rightPort == 0} {
|
Log "Return empty name and exit"
|
return ""
|
}
|
|
Log "\n--> No interrupt interface below me\n"
|
|
cd /dev
|
set idx 2
|
set symlinkName "gsmmodem"
|
while {$idx < 256} {
|
if {![file exists $symlinkName]} {
|
set placeholder [open /dev/$symlinkName w]
|
close $placeholder
|
break
|
}
|
set symlinkName gsmmodem$idx
|
incr idx
|
}
|
if {$idx == 256} {return ""}
|
|
Log "Return symlink name \"$symlinkName\" and exit"
|
return $symlinkName
|
|
}
|
# end of proc {SymLinkName}
|
|
|
# Add USB ID to list of devices needing later treatment
|
proc {AddToList} {name id} {
|
|
set listfile /var/lib/usb_modeswitch/$name
|
if [file exists $listfile] {
|
set rc [open $listfile r]
|
set buffer [read $rc]
|
close $rc
|
if [string match *$id* $buffer] {
|
return
|
}
|
set idList [split [string trim $buffer] \n]
|
}
|
lappend idList $id
|
set buffer [join $idList "\n"]
|
if [catch {set lc [open $listfile w]}] {return}
|
puts $lc $buffer
|
close $lc
|
|
}
|
# end of proc {AddToList}
|
|
|
proc {CheckSuccess} {devdir} {
|
|
global config usb flags
|
|
# For Cisco AM10, target device not on same port
|
if {$usb(idVendor) == "1307" && $usb(idProduct) == "1169"} {
|
set devdir [string range $devdir 0 end-1]2
|
}
|
set ifdir [file tail [IfDir 0 $devdir]]
|
if {[string length $config(TargetClass)] || [string length $config(Configuration)]} {
|
set config(TargetVendor) $usb(idVendor)
|
set config(TargetProduct) $usb(idProduct)
|
}
|
Log "Check success of mode switch for max. $config(CheckSuccess) seconds ..."
|
|
set expected 1
|
for {set i 1} {$i <= $config(CheckSuccess)} {incr i} {
|
after 1000
|
if {![file isdirectory $devdir]} {
|
Log " Wait for device file system ($i sec.) ..."
|
continue
|
} else {
|
Log " Read attributes ..."
|
}
|
set ifdir [IfDir 0 $devdir]
|
if {$ifdir == ""} {continue}
|
set ifdir [file tail $ifdir]
|
if {![ReadUSBAttrs $devdir $ifdir]} {
|
Log " Essential attributes are missing, continue wait ..."
|
continue
|
}
|
if [string length $config(Configuration)] {
|
if {$usb(bConfigurationValue) != $config(Configuration)} {continue}
|
}
|
if [string length $config(TargetClass)] {
|
if {![regexp $usb($ifdir/bInterfaceClass) $config(TargetClass)]} {
|
if {$config(class) != $usb($ifdir/bInterfaceClass} {
|
set expected 0
|
} else {continue}
|
}
|
}
|
if {![regexp $usb(idVendor) $config(TargetVendor)]} {
|
if {![regexp $usb(idVendor) $config(vendor)]} {
|
set expected 0
|
} else {continue}
|
}
|
if {![regexp $usb(idProduct) $config(TargetProduct)]} {
|
if {![regexp $usb(idProduct) $config(product)]} {
|
set expected 0
|
} else {continue}
|
}
|
# Arriving here means that device attributes have changed
|
if $expected {
|
Log " All attributes matched"
|
} else {
|
if [regexp -nocase {/[0-9a-f]+:#} $flags(config)] {
|
Log " idProduct has changed after generic mode-switch, assume success"
|
} else {
|
Log " Attributes are different but target values are unexpected:"
|
LogAttributes
|
}
|
}
|
break
|
}
|
if {$i > 20} {return 0} else {return 1}
|
|
}
|
# end of proc {CheckSuccess}
|
|
|
proc {IfDir} {iface devdir} {
|
|
set allfiles [glob -nocomplain $devdir/*]
|
set files [glob -nocomplain $devdir/*.$iface]
|
if {[llength $files] == 0} {
|
return ""
|
}
|
set ifdir [lindex $files 0]
|
if {![file isdirectory $ifdir]} {
|
return ""
|
}
|
return $ifdir
|
|
}
|
# end of proc {IfDir}
|
|
proc {IfClass} {iface devdir} {
|
|
set ifdir [IfDir $iface $devdir]
|
|
if {![file exists $ifdir/bInterfaceClass]} {
|
return -1
|
}
|
set rc [open $ifdir/bInterfaceClass r]
|
set c [read $rc]
|
close $rc
|
return [string trim $c]
|
|
}
|
# end of proc {IfClass}
|
|
|
proc {SysLog} {msg} {
|
|
global flags
|
if {![info exists flags(logger)]} {
|
set flags(logger) ""
|
foreach fn {/bin/logger /usr/bin/logger} {
|
if [file exists $fn] {
|
set flags(logger) $fn
|
}
|
}
|
Log "Logger is $flags(logger)"
|
}
|
if {$flags(logger) == ""} {
|
Log "Can't add system message, no syslog helper found"
|
return
|
}
|
catch {exec $flags(logger) -p syslog.notice "$msg" 2>/dev/null}
|
|
}
|
# end of proc {SysLog}
|
|
proc {SetStorageDelay} {secs} {
|
|
Log "Adjust delay for USB storage devices ..."
|
set attrib /sys/module/usb_storage/parameters/delay_use
|
if {![file exists $attrib]} {
|
Log "Error: could not find delay_use attribute"
|
return
|
}
|
if [catch {set ch [open $attrib r+]} err] {
|
Log "Error: could not access delay_use attribute: $err"
|
return
|
}
|
if {[read $ch] < $secs} {
|
seek $ch 0 start
|
puts -nonewline $ch $secs
|
Log " Delay set to $secs seconds\n"
|
} else {
|
Log " Current value is higher than $secs. Leave it alone\n"
|
}
|
close $ch
|
|
}
|
# end of proc {SetStorageDelay}
|
|
proc {CheckMBIM} {} {
|
|
set kversion [exec uname -r]
|
if [llength [glob -nocomplain /lib/modules/$kversion/kernel/drivers/net/usb/cdc_mbim*]] {return 1}
|
if [file exists /sys/bus/usb/drivers/cdc_mbim] {return 1}
|
return 0
|
|
}
|
|
proc {CheckQMI} {} {
|
|
set kversion [exec uname -r]
|
if [llength [glob -nocomplain /lib/modules/$kversion/kernel/drivers/net/usb/qmi_wwan*]] {return 1}
|
if [file exists /sys/bus/usb/drivers/cdc_mbim] {return 1}
|
return 0
|
|
}
|
|
proc {PantechAutoSwitch} {} {
|
|
global config flags
|
if {$config(PantechMode) == 3} {return 1}
|
if {$config(PantechMode) == 1} {
|
if {"$config(vendor):$config(product)" == "10a9:6080"} {
|
set flags(config) [regsub {PantechMode *= *1} $flags(config) "PantechMode=2"]
|
Log " PantechMode changed to 2"
|
return 0
|
} elseif [CheckQMI] {
|
set flags(config) [regsub {PantechMode *= *1} $flags(config) "PantechMode=4"]
|
Log " PantechMode changed to 4"
|
return 0
|
} else {
|
return 1
|
}
|
} else {return 0}
|
|
}
|
|
proc UnbindDriver {devdir ifdir} {
|
|
set att $devdir/$ifdir/driver/unbind
|
if [file exists $att] {
|
Log "Unbinding driver"
|
exec echo -n "$ifdir" > $att
|
}
|
|
}
|
|
proc {LogAttributes} {} {
|
|
global flags usb
|
if $flags(logging) {
|
set attrList {idVendor idProduct bConfigurationValue manufacturer product serial}
|
foreach attr [lsort [array names usb]] {
|
Log " [format %-26s $attr:] $usb($attr)"
|
}
|
}
|
|
}
|
|
proc {HasFF} {devdir} {
|
|
set i 0
|
while {[set dir [IfDir $i $devdir]] != ""} {
|
set c [exec cat $dir/bInterfaceClass]
|
if {$c == "ff"} {return 1}
|
incr i
|
}
|
return 0
|
|
}
|
|
|
# The actual entry point
|
Main $argv $argc
|
